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Full text of "The Cambridge Natural History"

xv                                 THE   GENUS   J21WOMVS                            495

pieces, and eight ribs reach it. A curious difference between this
genus and the last is in the relative proportions of the regions of
the intestine. The figures given by Tullberg for the two animals

are---for   Coelogenys,  small  intestine,  4800   mm.;   caecum,   230

ram.; large intestine, 21,000 mm.;---for Dasi/procta aguti the same

author gives: small intestine,, 4200 mm.; caecum, 20'0 torn.; large
intestine,, 1000 mm. The Agouti, says Mr. Rodway,1 is as wily as

FIG. 242.—Agouti.     Dasyprocta aguti.      xTV
the Fox. *c If chased he will run along the shallows of a creek to
hide his scent from the dogs, or swim over and back again several
times for the same purpose. He never runs straight when pursued,
but doubles, often hiding until a dog has passed, and then making
off iii a different direction. Lake the fox he has been hunted for
a very long period, and, like Reynard, has grown wiser with every
generation/*
Fam. 5. Dinomyidae.—The genus Dinomys of Dr. Peters 2 is a
very little known and remarkable form, from South America
allied to the Capybara, the Chinchilla, and other South American
Rodents. It is only known by a single example found wandering
about a courtyard in a town of Peru. It is externally like, and
of about the same size as the Paca, but has a hairy tail. The
animal is four-toed and plantigrade; the ears are short, and the
nostrils are S-shaped. It is usually regarded as belonging
1 In the Guicma Worestt London,, 1894.         * MfB, Ate- Berlm* I87S, $> 551.